The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 2013
Filed:
Aug. 21, 2007
Applicants:
Kyung-joo Suh, Seoul, KR;
Jin-kyu Han, Seoul, KR;
Yu-chul Kim, Seoul, KR;
Inventors:
Assignee:
Samsung Electronics Co., Ltd, , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
A network system using Mobile Internet Protocol (IP). The network system includes a correspondent node for transmitting a packet in which information passing a packet filter rule is included, and a packet filtering apparatus for determining whether an address included in information of the packet received from the correspondent node is identical to a destination address stored in the packet filter rule, and determining whether to pass the packet according to the determination result.